Home / 14,042,046.60-21,063,069.90-12,446,411.40

Finding the Fourth Proportional to 14,042,046.60, 21,063,069.90 and 12,446,411.40

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Solution

The fourth proportional to 14,042,046.60, 21,063,069.90 and 12,446,411.40 is: 18,669,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,046.60 : 21,063,069.90 = 12,446,411.40 : x
  2. Step 2: Convert to fraction form
    14,042,046.60/21,063,069.90 = 12,446,411.40/x
  3. Step 3: Cross multiply
    14,042,046.60x = 21,063,069.90 × 12,446,411.40
  4. Step 4: Simplify right side
    14,042,046.60x = 262,159,633,322,356.84
  5. Step 5: Solve for x
    x = 262,159,633,322,356.84/14,042,046.60
  6. Step 6: Final answer
    x = 18,669,617.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.